AGG vs. DODIX
AGG (iShares Core U.S. Aggregate Bond ETF) and DODIX (Dodge & Cox Income Fund) are both Total Bond Market funds. Over the past 10 years, AGG returned 1.57%/yr vs 2.93%/yr for DODIX. Their correlation of 0.83 suggests significant overlap in exposure. AGG charges 0.03%/yr vs 0.41%/yr for DODIX.
Performance
AGG vs. DODIX - Performance Comparison
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Returns By Period
In the year-to-date period, AGG achieves a 0.25% return, which is significantly lower than DODIX's 0.51% return. Over the past 10 years, AGG has underperformed DODIX with an annualized return of 1.57%, while DODIX has yielded a comparatively higher 2.93% annualized return.
AGG
- 1D
- -0.21%
- 1M
- 0.24%
- YTD
- 0.25%
- 6M
- 0.09%
- 1Y
- 5.14%
- 3Y*
- 3.95%
- 5Y*
- 0.10%
- 10Y*
- 1.57%
DODIX
- 1D
- 0.08%
- 1M
- 0.55%
- YTD
- 0.51%
- 6M
- 0.47%
- 1Y
- 6.43%
- 3Y*
- 5.26%
- 5Y*
- 1.31%
- 10Y*
- 2.93%
AGG vs. DODIX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
AGG iShares Core U.S. Aggregate Bond ETF | 0.25% | 7.19% | 1.31% | 5.65% | -13.02% | -1.77% | 7.48% | 8.46% | 0.09% | 3.55% |
DODIX Dodge & Cox Income Fund | 0.51% | 8.32% | 2.25% | 7.69% | -11.42% | -0.92% | 9.46% | 9.73% | -0.31% | 4.36% |
Correlation
The correlation between AGG and DODIX is 0.97 - these two move nearly in lockstep. At this level, holding both provides almost no diversification benefit. If you already own one, adding the other does little to reduce portfolio risk.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.97 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.97 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.96 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.91 |
Correlation (All Time) Calculated using the full available price history since Sep 29, 2003 | 0.83 |
The correlation between AGG and DODIX shifts across timeframes, from 0.83 (all time) to 0.97 (1 year), reflecting how their relationship changes across market environments.
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Return for Risk
AGG vs. DODIX — Risk / Return Rank
AGG
DODIX
AGG vs. DODIX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares Core U.S. Aggregate Bond ETF (AGG) and Dodge & Cox Income Fund (DODIX). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
| AGG | DODIX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.23 | ||
| Sortino ratioReturn per unit of downside risk | -0.34 | ||
| Omega ratioGain probability vs. loss probability | 1.24 | 1.29 | -0.05 |
| Calmar ratioReturn relative to maximum drawdown | 1.87 | 2.04 | -0.17 |
| Martin ratioReturn relative to average drawdown | 5.73 | 6.23 | -0.49 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| AGG | DODIX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.34 | 1.57 | -0.23 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.02 | 0.24 | -0.22 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.29 | 0.66 | -0.37 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.59 | 1.47 | -0.88 |
Drawdowns
AGG vs. DODIX - Drawdown Comparison
The maximum AGG drawdown since its inception was -18.43%, which is greater than DODIX's maximum drawdown of -16.89%. Use the drawdown chart below to compare losses from any high point for AGG and DODIX.
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Drawdown Indicators
| AGG | DODIX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -18.43% | -16.89% | -1.54% |
Max Drawdown (1Y)Largest decline over 1 year | -2.76% | -3.17% | +0.41% |
Max Drawdown (3Y)Largest decline over 3 years | -6.11% | -5.68% | -0.43% |
Max Drawdown (5Y)Largest decline over 5 years | -17.82% | -16.89% | -0.93% |
Max Drawdown (10Y)Largest decline over 10 years | -18.43% | -16.89% | -1.54% |
Current DrawdownCurrent decline from peak | -2.14% | -1.63% | -0.51% |
Average DrawdownAverage peak-to-trough decline | -2.71% | -1.50% | -1.21% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.90% | 1.04% | -0.14% |
Volatility
AGG vs. DODIX - Volatility Comparison
The current volatility for iShares Core U.S. Aggregate Bond ETF (AGG) is 1.30%, while Dodge & Cox Income Fund (DODIX) has a volatility of 1.43%. This indicates that AGG experiences smaller price fluctuations and is considered to be less risky than DODIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| AGG | DODIX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.30% | 1.43% | -0.13% |
Volatility (6M)Calculated over the trailing 6-month period | 2.74% | 3.00% | -0.26% |
Volatility (1Y)Calculated over the trailing 1-year period | 3.85% | 4.11% | -0.26% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 6.09% | 5.56% | +0.53% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 5.40% | 4.45% | +0.95% |
AGG vs. DODIX - Expense Ratio Comparison
AGG has a 0.03% expense ratio, which is lower than DODIX's 0.41% expense ratio.
Dividends
AGG vs. DODIX - Dividend Comparison
AGG's dividend yield for the trailing twelve months is around 3.99%, less than DODIX's 4.26% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
AGG iShares Core U.S. Aggregate Bond ETF | 3.99% | 3.89% | 3.74% | 3.13% | 2.39% | 1.77% | 2.14% | 2.70% | 2.72% | 2.32% | 2.39% | 2.45% |
DODIX Dodge & Cox Income Fund | 4.26% | 4.23% | 4.24% | 3.86% | 2.19% | 3.23% | 4.66% | 3.63% | 3.43% | 3.03% | 3.25% | 3.09% |
Frequently Asked Questions
With a correlation of 0.97, AGG and DODIX move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.
DODIX has higher volatility (1.43%) compared to AGG (1.30%). In terms of maximum drawdown, AGG dropped -18.43% vs DODIX's -16.89%.
DODIX currently has the higher Sharpe Ratio (1.57 vs 1.34), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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